PRATT AND WHITNEY R98525

A BEECH AT-7 "NAVIGATOR" TAKEN AT THE PIMA AIR AND SPACE MUSEUM IN TUCSON, ARIZONA . TWO PRATT AND WHITNEY R-985 RADIAL ENGINES RATED AT 450 HORSEPOWER EACH. AIRCRAFT WAS USED TO TRAIN NAVIGATORS FOR VARIOUS MILITARY SERVICES DURING AND AFTER WORLD WAR II